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Removing question excerpt is a premium feature. Column I contains names of the sphincter muscles of the alimentary canal and column II contains their locations. Undigested milk protein casein. Viewed from space, Earth offers no clues about the diversity of life forms that reside there. Computer Literacy Exam 1.
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Which of the following does NOT secrete digestive enzymes? The esophagus is a collapsible tube that transports anything that is swallowed from the pharynx the portion of the GI tract after the mouth to the stomach. This tube has no digestive function. However, the digestive enzymes from saliva conture to act while in the esophagus.
These nerves penetrate into the solid structure of the tooth and this is why getting a cavity filled hurts. While Barrett's esophagus does increase the risk of esophageal cancer, the risk of this cancer remains low.
GERD is an acronym for gastroesophageal reflux disease. The acidity of the stomach destroys the shape denatures many proteins, including many enzymes. Denaturing a protein both makes it easier to digest and makes sure that normal function of protein hormones in the food you consume do not affect your body.
What is the pH of the hydrochloric acid HCl secreted by the stomach? A pH of is a nasty acid, capable of denaturing altering the shape many proteins making digestion easier and killing bacteria. This low pH also facilitates the absorption of vitamin B12 and minerals such as calcium. Bile is stored in the gallbladder to help process fats that enter the small intestine. This is why some people who have had their stomach removed must reduce the fat content of the individual meals they consume.
However, there are other people who have had their gallbladder removed who do not have the need to reduce the fat content of their meals. This is because, for them, the liver will produce sufficient bile so that they can process fats even without the bile that would have been stored in their gallbladder. Which of the following plays a role in neutralizing the acidity of the stomach content that enters the small intestine?
Bicarbonate is a buffer secreted by the pancreas into the small intestine. Bicarbonate plays a role in neutralizing the acid stomach content chyme that enters the small intestine. Foods such as spinach, rubarb, almonds, and cashews, which are high in oxalates and phytates, found in unleavened whole grains, bind to minerals limiting their absorption.
Foods such as spinach which is high in oxalates and phytates, found in unleavened whole grains, bind to minerals limiting their absorption. The roles of vitamin D in the maintenance of health include promoting the absorption of calcum and phosphorus.
What color might you turn if you have a cirrhotic liver? A cirrhotic liver cannot function properly. As a result bile pigments enter the blood, are deposited in the skin and give a person a yellowish tinge. Which of the following vitamins enhances the absorption of iron? Vitamin C binds to iron promoting it's absorption. What is one of the primary functions of the colon? While the majority of water absorption occurs in the small intestine, the absorption of water in the colon helps solidify fecal matter, making defecation easier.
Which of the following should you do if you want to increase your risk of colorectal cancer? A diet high in red meats, especially processed barbequed, and grilled meats increase the risk of colon cancer. Such gallstones can block the flow of bile out of the gall bladder causing pain in places such as between the shoulder blades and in the abdominal region. Other symptoms include nausea, vomiting, and indigestion. Colorectal cancer risk greatly increases starting at about age 50 years plus.
If a colonoscopy does not find any problems another one will not be needed for 10 years, unless symptoms arise that indicate the need for a colonoscopy. Carbohydrates, Lipids and Proteins I Highscore: Alcohol and Water Highscore: Prove your worth by trying to master this! Survey Maker Flashcards See All. Please take the quiz to rate it. Title of New Duplicated Quiz:. A copy of this quiz is in your dashboard. Go to My Dashboard. Removing question excerpt is a premium feature.
This is the job of the digestive system. Stores the liver's digestive juices until they are needed by the intestines. An organ that produces a bodily juice called bile. The place where digested molecules of food, water, and minerals are absorbed.